svn commit: r310157 - stable/11/sys/arm/allwinner

[Emmanuel Vadot]

Author: manu
Date: Fri Dec 16 15:37:18 2016
New Revision: 310157
URL: https://svnweb.freebsd.org/changeset/base/310157

Log:
  MFC r309063:
  
  Test that the emac device is enabled in probe function

Modified:
  stable/11/sys/arm/allwinner/if_emac.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/arm/allwinner/if_emac.c
==============================================================================
--- stable/11/sys/arm/allwinner/if_emac.c	Fri Dec 16 15:33:21 2016	(r310156)
+++ stable/11/sys/arm/allwinner/if_emac.c	Fri Dec 16 15:37:18 2016	(r310157)
@@ -784,6 +784,9 @@ static int
 emac_probe(device_t dev)
 {
 
+	if (!ofw_bus_status_okay(dev))
+		return (ENXIO);
+
 	if (!ofw_bus_is_compatible(dev, "allwinner,sun4i-a10-emac"))
 		return (ENXIO);